Static task
static1
Behavioral task
behavioral1
Sample
2024-02-22_4bcb5bb6cb4b42c4c4c68d98c43ade88_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-22_4bcb5bb6cb4b42c4c4c68d98c43ade88_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-22_4bcb5bb6cb4b42c4c4c68d98c43ade88_cryptolocker
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Size
73KB
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MD5
4bcb5bb6cb4b42c4c4c68d98c43ade88
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SHA1
db6680ccc80790d36dda9b47114438276f5d0ffb
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SHA256
78c4ce8f18dd4c299eaf043008a76c8f34e6eaf994d4e6ea0f1784e94cbf59f1
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SHA512
1f7102ac5748e7fffc5f0e9589d0d3b6cfcd9cd6da49e24e75f5626aae1a38c01e170ca565619cc6abd485382603fe1e1cc9c5ad58b9de8cbcbb0652b1503273
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZ7uyA36S7MpxRXrZSUD:xj+VGMOtEvwDpjubwQEI8UD
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
Detects executables built or packed with MPress PE compressor 1 IoCs
resource yara_rule sample INDICATOR_EXE_Packed_MPress -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-02-22_4bcb5bb6cb4b42c4c4c68d98c43ade88_cryptolocker
Files
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2024-02-22_4bcb5bb6cb4b42c4c4c68d98c43ade88_cryptolocker.exe windows:5 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED
Sections
.MPRESS1 Size: 17KB - Virtual size: 36KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.MPRESS2 Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 13KB - Virtual size: 16KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.imports Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE